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-- Step 1: Rebuild last price history at sales matrix refresh time
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DELETE FROM pricing.lastprice;

WITH 
--------SORT--------
srt AS (
    SELECT
        o."Customer" customer,
        o."Part Group" partgroup,
        RTRIM(i.V1DS)  dataseg,
        o."Data Source" version,
        o."Part Code" part,
        o."Units" qty,
        ROUND(o.[Value USD] / o.[Units], 5) AS price,
        o.[Order Date] odate,
        o.[Order Season] oseas,
        o.[Order Number]  ordnum,
        o.[Quote Number]  quoten,
        ROW_NUMBER() OVER (
            PARTITION BY o.Customer , o.[Part Group] , i.V1DS, o.[Data Source] 
            ORDER BY o."Order Date" DESC
        ) AS rn
    FROM 
        rlarp.osm_stack_pretty o
        INNER JOIN CMSInterfaceIn.[CMS.CUSLG].ITEMM i ON 
            i.item = o.[Part Code]
    WHERE 	
    	  --quotes can't be integrated until we have datasegment or correct part code
        o.[Data Source] IN ('Actual'/*,'Quotes'*/) AND
        customer IS NOT NULL AND
        [Financial Statement Line] = '41010' AND
        o.[Order Status]  <> 'CANCELLED' AND
        o.Units  <> 0 AND
        o.[Part Group]  <> ''
),
json_rows AS (
  SELECT
      customer,
      partgroup,
      dataseg,
      version,
      CONCAT(
        '"', dataseg, '":',
        (
          SELECT version, part, qty, price, odate, ordnum, quoten
          FOR JSON PATH, WITHOUT_ARRAY_WRAPPER
        )
      ) AS part_json
  FROM srt
  WHERE rn = 1
)
,onerow AS (
SELECT
    customer,
    partgroup,
    CONCAT('{', STRING_AGG(part_json, ','), '}') AS part_stats
FROM json_rows
GROUP BY customer, partgroup
)
--SELECT * INTO pricing.lastprice FROM onerow;
INSERT INTO pricing.lastprice SELECT * FROM onerow;

--SELECT * FROM pricing.lastprice l 

CREATE UNIQUE INDEX lastprice_cust_partgroup ON pricing.lastprice(customer, partgroup);